1536516313 has 4 divisors (see below), whose sum is σ = 1538841508. Its totient is φ = 1534191120.

The previous prime is 1536516229. The next prime is 1536516349. The reversal of 1536516313 is 3136156351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 465394329 + 1071121984 = 21573^2 + 32728^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1536516313 is a prime.

It is a super-2 number, since 2×1536516313² = 4721764760230227938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1536516383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161606 + ... + 1162927.

It is an arithmetic number, because the mean of its divisors is an integer number (384710377).

Almost surely, 2^1536516313 is an apocalyptic number.

It is an amenable number.

1536516313 is a deficient number, since it is larger than the sum of its proper divisors (2325195).

1536516313 is an equidigital number, since it uses as much as digits as its factorization.

1536516313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325194.

The product of its digits is 24300, while the sum is 34.

The square root of 1536516313 is about 39198.4223279458. The cubic root of 1536516313 is about 1153.9289216594.

The spelling of 1536516313 in words is "one billion, five hundred thirty-six million, five hundred sixteen thousand, three hundred thirteen".